76 LIFE OF The next morning brought Hutnbolclt to the port of Carthagena, where for six days he was employed in astronomically determining localities, and where lu> witnessed the popular Easter festivities, which were accompanied by strange exhibitions. At the saiuo time his plans met with their first check hero, for lie heard, to his infinite regret, that the season waw much too far advanced now to undertake a voyage on the South Sea from Panama to Guayaquil, and ho was therefore compelled to relinquish his intention of' exploring the isthmus of Panama. N~ear Carthagena lies an Indian village, called Turbaco, whose fertile woody environs greatly mi- chained Humboklt's attention, more particularly the remarkable wind or air volcano^ called volcaiiitoe»s?* lying in the midst of palm-groves. A hitherto xtn- known world of plants, also, was spread before him and Bonpland, who indeed occupied himself princi- pally with botany. Humboldt endeavoxirecl, by other studies, to com- pensate for the journey, postponed on account of the lateness of the season ; and the treasxires of science he had collected on the Orinocco stream encouraged lam to undertake a similar trip on the Magdalen stream,, a river flowing through the beautiful and majestic valleys of New Granada, and entering the sea by several mouths not far from Oarthagena. They took a boat, and went up the Stream into the country as far as Honda, where Bonpland explored the rich bota- nical treasxires of the shore, while Humboldt drew a chart of the river district, in spite of the torments of insects, climate, and dangerous localities. At Honda they landed, to proceed to the capital, St. fo do Bogota, on mules, almost the only travelling conve- nience on the continent of Soiith America. They had * These volcanitoes consist of fif&een to twenty, bhmiocl nineteen to twenty-five feet high, situated on a largo free Rpot of about 1000 square feet in the centre of the wood. TJioy liavo an opening filled with water, and emit air bubblo% accompanied by & loud noise.